How to Get a Supermodel Body: An Insider's Guide to Who Trains Who

For all of their genetic advantages, most supermodels approach their fitness routines with the intensity of a professional athlete. After all, one doesn’t yawn one's way onto the cover of Sports Illustrated or maintain a year-round bikini-ready body without hours of hard work and dedication at the gym. To stay on track, the industry’s top models seek out New York City’s best trainers. From boxing champions to ballet dancers, here are the people entrusted with keeping fashion’s finest in top form.

The Trainer: Justin GelbandThe Model Tribe: Karlie Kloss, Lily Aldridge, Candice Swanepoel, Behati Prinsloo At his downtown Manhattan fitness studio, Gelband teaches a trademark blend of Pilates, yoga, and calisthenics known as ModelFIT that works small muscle groups to build strength but not bulk. The result is Victoria’s Secret Angel–worthy limbs and abs.

The Trainer: David Kirsch **The Model Tribe: Gigi Hadid, Kate Upton**Kirsch customizes every minute of his challenging workouts for his bombshell clientele using a customized regimen of circuit training, body sculpting, and cardiovascular conditioning that streamlines from head-to-toe—but not at the cost of curves.